Oil & Gas Structural Steel Contractors
Struvia found 4 structural steel contractors across the US whose own websites describe oil, gas and petrochemical work: TF Warren Group, Barclay Mechanical, GrayWolf and 1 more.
Petrochemical work requires hazardous-location (Class I Div 2) installs and site-specific safety qualifications.

TF Warren Group
“Oil & Gas”

Barclay Mechanical
“Barclay Mechanical works all over the country as an Industrial Mechanical Construction Contractor in the oil and gas, mining, food processing, production, and agricultural sectors.”

GrayWolf
“Oil & Gas”
Trinity Environmental, LLC
“Oil & Gas”
Oil & Gas Structural Steel Contractors by market
Other oil, gas and petrochemical subcontractors nationwide
Structural Steel Contractors nationwide by building type
Oil & Gas Structural Steel Contractors: questions from GCs
Which structural steel contractors have oil, gas and petrochemical experience?
Based on their own published descriptions, Struvia lists 4 structural steel contractors with oil, gas and petrochemical experience, including TF Warren Group, Barclay Mechanical, GrayWolf and Trinity Environmental, LLC. Each listing quotes the line that shows it, so you can judge the claim yourself.
What should a GC look for in an oil, gas and petrochemical structural steel subcontractor?
Petrochemical work requires hazardous-location (Class I Div 2) installs and site-specific safety qualifications. Ask for references on similar oil, gas and petrochemical projects, confirm their license covers the scope in your state, and check bonding and insurance limits against your contract before you award the work.
How does Struvia know?
Struvia tags a company only from its own published description, usually its website, and quotes that sentence word for word on its card. Private bid documents are never used for these pages. A listing is not an endorsement: verify experience, licensing and references before you hire.